package cn.qinyun.cloud.core.database.config;

import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;

import java.math.BigDecimal;
import java.math.BigInteger;

/**
 * 类名称：JacksonConfiguration <br>
 * 类描述：TODO <br>
 *
 * @author 张兆发
 * @date 创建时间：2021/7/16  9:28 上午 <br>
 * @version 1.0.0
 */
@Configuration
public class JacksonConfiguration {
    /**
     * Jackson全局转化long类型为String
     * 解决jackson序列化时传入前端Long类型缺失精度问题
     */
    @Bean
    public Jackson2ObjectMapperBuilderCustomizer jackson2ObjectMapperBuilderCustomizer() {
        Jackson2ObjectMapperBuilderCustomizer cunstomizer = new Jackson2ObjectMapperBuilderCustomizer() {
            @Override
            public void customize(Jackson2ObjectMapperBuilder jacksonObjectMapperBuilder) {
                jacksonObjectMapperBuilder.serializerByType(BigInteger.class, ToStringSerializer.instance);
                jacksonObjectMapperBuilder.serializerByType(BigDecimal.class, ToStringSerializer.instance);
                jacksonObjectMapperBuilder.serializerByType(Long.class, ToStringSerializer.instance);
                // jacksonObjectMapperBuilder.serializerByType(Long.TYPE, ToStringSerializer.instance);
            }
        };
        return cunstomizer;
    }
}
